diff --git a/nextcloud-desktop-3.6.5.tar.gz b/nextcloud-desktop-3.6.5.tar.gz
deleted file mode 100644
index f03c86a..0000000
--- a/nextcloud-desktop-3.6.5.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:42315104906e6f4a42e3b0e5a9497a2a30526f7169b2c723455f52803483c3c9
-size 15482266
diff --git a/nextcloud-desktop-3.6.6.tar.gz b/nextcloud-desktop-3.6.6.tar.gz
new file mode 100644
index 0000000..a05aa33
--- /dev/null
+++ b/nextcloud-desktop-3.6.6.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:04b3be9ab62eec7b81c971dc50c4e40666ee2d76c19cb72d9ad52e5a4d2edd47
+size 15497450
diff --git a/nextcloud-desktop.changes b/nextcloud-desktop.changes
index e3ab6aa..cbe15b2 100644
--- a/nextcloud-desktop.changes
+++ b/nextcloud-desktop.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Fri Jan 20 10:17:17 UTC 2023 - ecsos <ecsos@opensuse.org>
+
+- Update to 3.6.6
+  - Revert "Fix(l10n): capital_abcd Update translations from Transifex" 33f3975
+- Drop Fix_3.6.5_Language_Bug_#5339.patch, because now in upstream.
+
+-------------------------------------------------------------------
+Thu Jan 19 16:50:38 UTC 2023 - ecsos <ecsos@opensuse.org>
+
+- Add patch Fix_3.6.5_Language_Bug_#5339.patch.
+
 -------------------------------------------------------------------
 Thu Jan 19 12:49:14 UTC 2023 - ecsos <ecsos@opensuse.org>
 
diff --git a/nextcloud-desktop.spec b/nextcloud-desktop.spec
index 58ce92d..c74108f 100644
--- a/nextcloud-desktop.spec
+++ b/nextcloud-desktop.spec
@@ -19,7 +19,7 @@
 %define soname  libnextcloudsync
 %define sover   0
 Name:           nextcloud-desktop
-Version:        3.6.5
+Version:        3.6.6
 Release:        0
 Summary:        Nextcloud desktop synchronisation client
 License:        GPL-2.0-or-later AND LGPL-3.0-or-later